|Year|Competition|Venue|Position|Notes|
|---|---|---|---|---|
|2002|Asian Junior Championships|Bangkok, Thailand|3rd|1.76 m|
|2004|Asian Junior Championships|Ipoh, Malaysia|1st|1.84 m|
|2004|World Junior Championships|Grosseto, Italy|7th|1.84 m|
|2005|Universiade|Izmir, Turkey|7th|1.80 m|
|2005|Asian Championships|Incheon, South Korea|3rd|1.84 m|
|2005|Asian Indoor Games|Bangkok, Thailand|2nd|1.84 m|
|2006|Asian Games|Doha, Qatar|6th|1.84 m|
|2007|Asian Championships|Amman, Jordan|3rd|1.91 m|
|2007|Universiade|Bangkok, Thailand|3rd|1.90 m|
|2007|World Championships|Osaka, Japan|20th (q)|1.88 m|
|2007|Asian Indoor Games|Macau|3rd|1.88 m|
|2008|Asian Indoor Championships|Doha, Qatar|2nd|1.91 m|
|2009|Universiade|Belgrade, Serbia|14th (q)|1.80 m|
|2010|Asian Indoor Championships|Tehran, Iran|2nd|1.86 m|
|2010|World Indoor Championships|Istanbul, Turkey|20th (q)|1.81 m|
|2010|Asian Games|Guangzhou, China|3rd|1.90 m|
|2011|Asian Championships|Kobe, Japan|4th|1.85 m|
|2011|Universiade|Shenzhen, China|10th|1.84 m|

Question: how many of the competitions were held in thailand before 2006?
Answer: 2